GDI32Util (JNA API)

java.lang.Object

com.sun.jna.platform.win32.GDI32Util

public class GDI32Util extends Object

GDI32 utility API.

Author:: mlfreeman[at]gmail.com

Constructor Summary

Constructors

Constructor

Description

GDI32Util()
Method Summary

Modifier and Type

Method

Description

static BufferedImage

getScreenshot(WinDef.HWND target)

Takes a screenshot of the given window

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- GDI32Util
  
  public GDI32Util()
Method Details
- getScreenshot
  
  public static BufferedImage getScreenshot(WinDef.HWND target)
  
  Takes a screenshot of the given window
  
  Parameters:
  
  target - The window to target
  
  Returns:
  
  the window captured as a screenshot, or null if the BufferedImage doesn't construct properly
  
  Throws:
  
  IllegalStateException - if the rectangle from GetWindowRect has a width and/or height of 0.
  if the device context acquired from the original HWND doesn't release properly